Finding the Fourth Proportional to 252,333.18, 378,163.44 and 119,248.74
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Solution
The fourth proportional to 252,333.18, 378,163.44 and 119,248.74 is: 178,714.17
Step by Step Solution
- Step 1: Write the proportion equation
252,333.18 : 378,163.44 = 119,248.74 : x - Step 2: Convert to fraction form
252,333.18/378,163.44 = 119,248.74/x - Step 3: Cross multiply
252,333.18x = 378,163.44 × 119,248.74 - Step 4: Simplify right side
252,333.18x = 45,095,513,734.07 - Step 5: Solve for x
x = 45,095,513,734.07/252,333.18 - Step 6: Final answer
x = 178,714.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.